52354566 has 64 divisors (see below), whose sum is σ = 129392640. Its totient is φ = 15556320.

The previous prime is 52354507. The next prime is 52354573. The reversal of 52354566 is 66545325.

It is a happy number.

52354566 is a `hidden beast` number, since 52 + 3 + 545 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 52354566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30651 + ... + 32313.

It is an arithmetic number, because the mean of its divisors is an integer number (2021760).

Almost surely, 2^52354566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52354566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64696320).

52354566 is an abundant number, since it is smaller than the sum of its proper divisors (77038074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52354566 is a wasteful number, since it uses less digits than its factorization.

52354566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738 (or 1732 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 52354566 is about 7235.6455137050. The cubic root of 52354566 is about 374.0975419273.

It can be divided in two parts, 5235 and 4566, that added together give a square (9801 = 99²).

The spelling of 52354566 in words is "fifty-two million, three hundred fifty-four thousand, five hundred sixty-six".